NHTSA (USA)Critical
At a glance
What can fail
The front axle hub flange can develop cracks due to high stress levels on heavy-duty trucks equipped with a Rockwell FF980 Series front axle.
What the fix does
Dealers will remove and replace the front hubs with an improved Design Level 2 hub.
NHTSA Campaign #97V196004 — full official notice →
Summarized — see the official notice for exact wording, dates, and contacts.